Finding the Fourth Proportional to 2,209.93, 3,048.50 and 1,856.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209.93 : 3,048.50 = 1,856.23 : x
2. Step 2: Convert to fraction form
   2,209.93/3,048.50 = 1,856.23/x
3. Step 3: Cross multiply
   2,209.93x = 3,048.50 × 1,856.23
4. Step 4: Simplify right side
   2,209.93x = 5,658,714.17
5. Step 5: Solve for x
   x = 5,658,714.17/2,209.93
6. Step 6: Final answer
   x = 2,560.59